20
Name: Date: 10 May 2011 ^nglff-ffllfmeK^^c^aiil (primary) MID-YEAR EXAMINATION 2011 MATHEMATICS BOOKLET A PRIMARY THREE ) Class: Primary 3 Duration of Booklet A& B: 1h 45min INSTRUCTIONS TO CANDIDATES 1. This question paperconsists of 4 printed pages. 2. Do not turn this page until you are told to do so. 3. Follow all instructions carefully. 4. Shade your answer on the Optical Answer Sheet (OAS) provided. si

^nglff-ffllfmeK^^c^aiil(primary) - Brain Training Centerlogicalroot.com/SingaporeMath/Grade3/2011-P3-Math-SA1-ACS.pdf · 120x3= $360 Shepaid $360 forthebookshelf. 38)8units+ $25=

  • Upload
    lenhu

  • View
    216

  • Download
    0

Embed Size (px)

Citation preview

Name:

Date: 10 May 2011

^nglff-ffllfmeK^^c^aiil (primary)

MID-YEAR EXAMINATION 2011

MATHEMATICS

BOOKLET A

PRIMARY THREE

) Class: Primary 3

Duration of Booklet A & B: 1h 45min

INSTRUCTIONS TO CANDIDATES

1. This question paperconsists of4 printed pages.2. Do not turn this page until you are told to do so.3. Follow all instructions carefully.4. Shade your answer on the Optical Answer Sheet (OAS) provided.

si

Section A (10 x 2 marks eachl

For each ofthe following questions, four options are given. Choose the correct optionand shade itsoval (1, 2, 3 or 4) in the Optical Answer Sheet provided.

1. In 9 876, which digitis in the hundreds place?

(1) 9

(2) 8

(3) 7

(4) 6

2. Which one of the following sets of numbers is arranged in descending order?

(1) 9159,9 009,8 459

(2) 9 306,9 405,9 504

(3) 9 515,9 300,9 315

(4) 9 715,9 745,9 800

3. 2000 +|~?~] +8 =2078.What is the missing number in the box?

(1) 7ones

(2) 7 tens

p\ 70 tens

(4) 700 ones

4. 5 rows of eight is not the same as

(1) 8 + 8 + 8 + 8 + 8

(2) 8x8x8x8x8

(3) 5 eights

(4) 5x8

5.Findtheproductof60and9.

(1)51

(2)69

(3)450

(4)540

6.Ananthas6legsandaspiderhas8legs.Ifthereare4antsand9spidershowmanylegsaretherealtogether?

(1)24

(2)72

(3)84

(4)96

7.

8.

Whatisthequotientwhen710isdividedby7?

(1)10

(2)11

(3)101

(4)110

tor7Tnlhhaho100?fCketS°fSWeetSHeS0,d30Packetsand9avetherestequally to7neighbours.Howmanypacketsdideachneighbourget?

0)1

(2)7

(3)10

(4)70

si

9. A wallet costs $35.60.Itcosts $5.45 less than a key pouch.How much does the key pouch cost?

(1) $30.15

(2) $30.25

(3) $40.05

(4) $41.05

10. The usual price of a watch was $72.10.At a sale, Mr Hew bought the watch for $58.95.How much did he save?

(1) $13.05

(2) $13.15

(3) $26.80

(4) $26.85

Name:

Date: 10 May 2011

^gla-CJrtMBSB j^clia0l (Jlriraarg)

MID-YEAR EXAMINATION 2011

MATHEMATICS

BOOKLET B

PRIMARY THREE

Class: Primary 3

Duration of Booklet A & B: 1h 45min

Parent's/Guardian's signature

INSTRUCTIONS TO CANDIDATES

1. This question paper consistsof 14 printed pages.2. Do not turn this page until you are told to do so.3. Follow all instructions carefully.4. Answer all questions.

A. Multiple-Choice Questions 20

B. Short Answers 40

C. Problem Sums 40

Total Marks 100

u

SECTION B - Short Answers (40 Marks)

Questions 11 to 30 carry 2 marks each. Show all workings clearly.Write your answer in the space provided. Give your answers in the units statedand in its simplest form whenever possible.

11. Write 5 248 in words.

12. 2 200 is hundreds less than 7 400.

Answer

13. What is the sum of 2 589 and 4 476?

Answer

14. The difference between two numbers is 179.The greater number is 823.What is the smaller number?

Answer

15. Arrange the digits 8,6, 5, 0 to form the smallest odd number.Then add 436 to it What is the answer?

Answer

16. 605 less than 7 621 is

Answer

17. Form the greatest 3-digit number by usiihg ail thedigits below.

5, 2, 6.

Answer

18. Ali had 1746 beads and Benny had 859 beads more than him.If Charies had adozen beads more than Benny, how many beads did Charleshave?

Answer

19. The product oftwo numbers is 50. The difference between the two numbers is 23What are the two numbers?

Answer: and

20. Study the numbers below.

\

35

136

244

309

490

When two of the numbers are multiplied, the product cannot be divided by 2exactly. What are the two numbers?

Answer: and

21. There are less than 26 sweets in aT>owl. If I packall of them into bags of 6 or8,therewill notbe any remaining sweets. However, if I packthem into bags of 5,there will be 4 left over. How many sweets are there?

Answer

22. Study the number pattern below.

2 4 12 24 72 ? 432 864

What is the missing number in the box?Answef

23. Place each of the numbers 1. 2, 3, 12,18 and 36 in the circles below so that eachline has the same product. Each number can be used ONCE only.

6s

24. Sam needs 2 weeks and 2 days to make 6 toy cars. How many days does heneed to make 42 toy cars?

Answer

The picture graph below shows the number of stickers each of the 4 childrenhave. Study the graph and answer questions 25 and 26.

Ethan Fred Greg | Hans

Each W stands for 9 stickers

25. The 4 children have a total of stickers.

Answer

26. Fred gives all his stickers to the other children equally. How many Slickers willEthan have in the end?

Answer:

27.

O* A--2

X /\ =16

0*0- 36

What is the value-o

Answer

28. A grocer sold 642 apples and oranges altogether. If he sold twice as manyoranges as apples, how many apples did he sell?

Answer

29. Mrs Kwok bought a toaster, an oven and a hairdryer. The toaster cost$59.90 andthe oven cost $89.70. She paid $183.35 for the three items. How much did thehairdryer cost?

Answer: $

67

30. Jason has 5 twenty-cent coins. His mothergives himanother4 fifty-cent coins.How much does he have in all?

Answer: $

8

SECTION C - Problem Sums (40 Marks)Questions 31 to 40 carry 4 marks each. Show your working and mathematicalstatements clearly in the space below each question. Write your answer in the answerspace provided. Express your answers in the units stated and in its simplest formwhenever possible.

31. At a bas-ketball match, there were 2 177 women.If there were 4 331 more men than women at the basketball match,

(a) how many men were watching the basketball match?(b) how many adults were watching the basketball match?

Answer: (a)

(b)

32. 2 662 visitors visited the zoo on Saturday and Sunday altogether1 456 visitors visited the zoo on SaturdayHow many more visitors visited the zoo on Saturday than on Sunday?

Answer.

I 2 )

I 2 ]

-Ml

*?

33. There are a total of 22 cows and chickens on a farm.Given that the total number of legs at the farm is 60, find

(a) the number of cows at the farm.(b) the number of chickens at the farm.

Answer (a) cows: [ 2 ]

(b)chickens: [ 2 )

34. Jonas bought a comic book and a storybook.He spent $11.30 on the comic book.If a storybook cost $1.75 less than a comic book,

(a) how much did the storybook cost?(b) how much did he spend on both items?

10

Answer (a) [ 2 J

(b) [ 2 ]

35. Mrs Tan had 456 flowers in her shop. She sold 360 of the flowers and arrangedthe rest equally into 8 bouquets.a) How many flowers are there in each bouquet?b) If each'bouquet was sold at$7, howmuch money did Mrs Tan collect in all?

Answer: (a) [ 2 ]

(b) f 2 ]

36. In an auditorium, all the chairs are arranged in rows. In each of the first five rows,there are 24 chairs. There are an equal number of chairs in each of the remainingsix rows. If there are 324 chairs, how many chairs are there in each of theremaining six rows?

Answer: [ 4 ]

11

71

37. Li Ming paid $840 for a bookshelf, a table and a chair. If the bookshelf cost asmuch as the table and the table cost three times as much as the chair, howmuch did Li Ming pay for the bookshelf?

Answer. [4]

38. Dan bought 5 books and 3 files for $81. If a book costs $5 more than a file, howmuch would each book cost?

Answer: __ { 4 ]

12

39. There are 144 marbles in Container A. There are 6 times as many marbles in

Container B as in Container A. How many marbles must be moved from

Container B to Container A so that there is an equal number of marbles

in each container?

n

Answer: ( 4 ]

13

13

40. A square table can sit 4 people.Two square tables, placed end toend, can sit6 people.Three square tables, placed end to end. can sit8 people.(a) How many peoplecan sit at 10square tables?(b) How many tables, placed end toend, can sit100 people?

Co

o co o

o co.o

o o o o o

o

oo

Number of tables Number of people

1 4

2 6

3 8

-

10 ?

? 100

14

Answer (a)

(b)

[ 2 ]

t 2 ]

pelive/>.

^S/SoT^EXAM PAPER 2011

SCHOOL : ACS

SUBJECT: PRIMARY3MATHEAMATICS

TERM SAl

-QL _2_L _31 _21 _35 06 _221 08 _3_L

ll)Five thousand two hundred and forty-eight

QIO

12)52

18)2617

23)36 x 112x3

18x2

13)7065 14)644 15)6521

19)25 and 2 20)309 and 35

24)1|2 25)81 26)33

29)$33.75 30)$3

16)7016

21)24

27)12

31)a)4331 + 2177 = 6508There were 6508 men at the basketball match.

b)6508 + 2177 = 8685There were 8685 adults watching the basketball match.

32)2662 - 1456 = 1206 (Sunday)1456 - 1206 = 250

250visitors visited the zooon Saturdaythan on Sunday.

17)652

22)144

28)214

33)a)No.of<cows No.of legs No.of chickens No.of legs Total V/x10 40 12 24 64 x11 44 11 22 66 X9 36 13 26 62 X12 48 10 20 68 X8 32 14 28 60 y

a)oows: 8b)chickens: 14

34)a)11.30 -1.75 = 9.55The story book cost $9.55.

b)11.30 + 9.55 = 20.85He spent $20.85 on both items.

Page 1 to 2 page 1

•?r

study
Rectangle

35)a)456-360 = 9696-i- 8 = 12

There were 12 flowers ineach bought.b)8x7 = 56

She collect $56

36)24x5 = 120324-120 = 204204^6 = 34

There were 34 chair in eachof the remaining six rows.

37)7 units->$8401 unit->$840-7-7 = $120120x3 = $360

She paid $360 for the bookshelf.

38)8 units + $25 = $818 units->$81 - $25 = $56

1 unh>*$56^8 = $7Cost of each book = $7 + $5 = $12

39)144 ^-2 = 722x144 = 288

288 + 72 = 360

40)a)22b)49

Page 2